/Engine/Plugins/EnhancedInput/Source/EnhancedInput/Public/InputTriggers.h
UInputTriggerHoldAndReleaseTrigger fires when input is released after having been actuated for at least HoldTimeThreshold seconds.
[UCLASS](Programming/UnrealArchitecture/Reference/Classes#classdeclaration)(NotBlueprintable, MinimalAPI, Meta=(DisplayName="Hold And Release")) class UInputTriggerHoldAndRelease : public [UInputTriggerTimedBase](API\Plugins\EnhancedInput\UInputTriggerTimedBase)
float
HoldTimeThreshold
How long does the input have to be held to cause trigger?